| APA | VYFL. (2012, February 16). In Acronym Geek. Retrieved 19:00, February 16, 2012, from http://www.acronymgeek.com/VYFL |
| MLA | "VYFL." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/VYFL>. |
| MHRA | 'VYFL', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/VYFL> [accessed 16 February 2012] |
| Chicago | "VYFL", http://www.acronymgeek.com/VYFL (accessed February 16, 2012). |
| CBE/CSE | VYFL [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/VYFL. |
| Bluebook | VYFL, http://www.acronymgeek.com/VYFL (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, VYFL, http://www.acronymgeek.com/VYFL (optional description here) (as of Feb. 16, 2012, 19:00). |
| AMA | VYFL. Acronym Geek. February 16, 2012, 19:00. Available at: http://www.acronymgeek.com/VYFL. Accessed February 16, 2012, 19:00. |